package agenda.client;

import java.util.Arrays;
import java.util.List;

import agenda.shared.model.Contato;

import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.core.client.GWT;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.dom.client.KeyCodes;
import com.google.gwt.event.dom.client.KeyUpEvent;
import com.google.gwt.event.dom.client.KeyUpHandler;
import com.google.gwt.user.cellview.client.CellTable;
import com.google.gwt.user.cellview.client.TextColumn;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.DialogBox;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.RootPanel;
import com.google.gwt.user.client.ui.TextBox;
import com.google.gwt.user.client.ui.VerticalPanel;
import com.google.gwt.view.client.ListDataProvider;

/**
 * Entry point classes define <code>onModuleLoad()</code>.
 */
public class Agenda implements EntryPoint {
	/**
	 * The message displayed to the user when the server cannot be reached or
	 * returns an error.
	 */
	private static final String SERVER_ERROR = "An error occurred while "
			+ "attempting to contact the server. Please check your network "
			+ "connection and try again.";

	/**
	 * Create a remote service proxy to talk to the server-side Greeting service.
	 */
	private final ContatosServiceAsync contatosService = GWT
			.create(ContatosService.class);

	/**
	 * This is the entry point method.
	 */
	
	private static class Contact {
	    private final String address;
	    private final String name;

	    public Contact(String name, String address) {
	      this.name = name;
	      this.address = address;
	    }
	  }

	  // The list of data to display.
	  private static List<Contact> CONTACTS = Arrays.asList(new Contact("John",
	      "123 Fourth Road"), new Contact("Mary", "222 Lancer Lane"), new Contact(
	      "Zander", "94 Road Street"));
	  
	
	public void onModuleLoad() {
		
	    // Create a CellTable.
	    CellTable<Contact> table = new CellTable<Contact>();

	    // Create name column.
	    TextColumn<Contact> nameColumn = new TextColumn<Contact>() {
	      @Override
	      public String getValue(Contact contact) {
	        return contact.name;
	      }
	    };

	    // Make the name column sortable.
	    nameColumn.setSortable(true);

	    // Create address column.
	    TextColumn<Contact> addressColumn = new TextColumn<Contact>() {
	      @Override
	      public String getValue(Contact contact) {
	        return contact.address;
	      }
	    };

	    // Add the columns.
	    table.addColumn(nameColumn, "Name");
	    table.addColumn(addressColumn, "Address");

	    // Create a data provider.
	    ListDataProvider<Contact> dataProvider = new ListDataProvider<Contact>();

	    // Connect the table to the data provider.
	    dataProvider.addDataDisplay(table);

	    // Add the data to the data provider, which automatically pushes it to the
	    // widget.
	    List<Contact> list = dataProvider.getList();
	    for (Contact contact : CONTACTS) {
	      list.add(contact);
	    }

	
	    // We know that the data is sorted alphabetically by default.
	    table.getColumnSortList().push(nameColumn);

	    // Add it to the root panel.
	    
	    ContatosList contatos = new ContatosList();
	    
	    RootPanel.get("ct").add(contatos);
		
		
		final Button sendButton = new Button("Send");
		final TextBox nameField = new TextBox();
		nameField.setText("GWT User");
		final Label errorLabel = new Label();
				
		
	

		// We can add style names to widgets
		sendButton.addStyleName("sendButton");

		// Add the nameField and sendButton to the RootPanel
		// Use RootPanel.get() to get the entire body element
		RootPanel.get("nameFieldContainer").add(nameField);
		RootPanel.get("sendButtonContainer").add(sendButton);
		RootPanel.get("errorLabelContainer").add(errorLabel);

		// Focus the cursor on the name field when the app loads
		nameField.setFocus(true);
		nameField.selectAll();

		// Create the popup dialog box
		final DialogBox dialogBox = new DialogBox();
		dialogBox.setText("Remote Procedure Call");
		dialogBox.setAnimationEnabled(true);
		final Button closeButton = new Button("Close");
		// We can set the id of a widget by accessing its Element
		closeButton.getElement().setId("closeButton");
		final Label textToServerLabel = new Label();
		final HTML serverResponseLabel = new HTML();
		VerticalPanel dialogVPanel = new VerticalPanel();
		dialogVPanel.addStyleName("dialogVPanel");
		dialogVPanel.add(new HTML("<b>Sending name to the server:</b>"));
		dialogVPanel.add(textToServerLabel);
		dialogVPanel.add(new HTML("<br><b>Server replies:</b>"));
		dialogVPanel.add(serverResponseLabel);
		dialogVPanel.setHorizontalAlignment(VerticalPanel.ALIGN_RIGHT);
		dialogVPanel.add(closeButton);
		dialogBox.setWidget(dialogVPanel);
		

		// Add a handler to close the DialogBox
		closeButton.addClickHandler(new ClickHandler() {
			public void onClick(ClickEvent event) {
				dialogBox.hide();
				sendButton.setEnabled(true);
				sendButton.setFocus(true);
			}
		});

		// Create a handler for the sendButton and nameField
		class MyHandler implements ClickHandler, KeyUpHandler {
			/**
			 * Fired when the user clicks on the sendButton.
			 */
			public void onClick(ClickEvent event) {
				sendNameToServer();
			}

			/**
			 * Fired when the user types in the nameField.
			 */
			public void onKeyUp(KeyUpEvent event) {
				if (event.getNativeKeyCode() == KeyCodes.KEY_ENTER) {
					sendNameToServer();
				}
			}

			/**
			 * Send the name from the nameField to the server and wait for a response.
			 */
			private void sendNameToServer() {
				// First, we validate the input.
				errorLabel.setText("");
				String textToServer = nameField.getText();
				/*if (!FieldVerifier.isValidName(textToServer)) {
					errorLabel.setText("Please enter at least four characters");
					return;
				}
*/
				// Then, we send the input to the server.
				sendButton.setEnabled(false);
				textToServerLabel.setText(textToServer);
				serverResponseLabel.setText("");
				
				Contato c = new Contato();
			//	c.setCodigo(1L);
				c.setNome("Maria da Silva");
				c.setTelefone("123");
				long l = Long.parseLong(nameField.getText());
			
				contatosService.getContato(l,new AsyncCallback<Contato>() {
					public void onFailure(Throwable caught) {
						// Show the RPC error message to the user
						dialogBox
								.setText("Remote Procedure Call - Failure");
						serverResponseLabel
								.addStyleName("serverResponseLabelError");
						serverResponseLabel.setHTML(SERVER_ERROR);
						dialogBox.center();
						closeButton.setFocus(true);
					}

					public void onSuccess(Contato result) {
						dialogBox.setText("Remote Procedure Call");
						serverResponseLabel
								.removeStyleName("serverResponseLabelError");
						serverResponseLabel.setHTML(result.getNome());
						dialogBox.center();
						closeButton.setFocus(true);
					}
				});
				
						
		/*		
				contatosService.ContatosServer(c,
						new AsyncCallback<String>() {
							public void onFailure(Throwable caught) {
								// Show the RPC error message to the user
								dialogBox
										.setText("Remote Procedure Call - Failure");
								serverResponseLabel
										.addStyleName("serverResponseLabelError");
								serverResponseLabel.setHTML(SERVER_ERROR);
								dialogBox.center();
								closeButton.setFocus(true);
							}

							public void onSuccess(String result) {
								dialogBox.setText("Remote Procedure Call");
								serverResponseLabel
										.removeStyleName("serverResponseLabelError");
								serverResponseLabel.setHTML(result);
								dialogBox.center();
								closeButton.setFocus(true);
							}
						});*/
			}
		}

		// Add a handler to send the name to the server
		MyHandler handler = new MyHandler();
		sendButton.addClickHandler(handler);
		nameField.addKeyUpHandler(handler);
	}
}


